1. Crystal defects in manganese (II) oxide and their influence on antiferromagnetic behaviour

   • D. J. Barber
   • R. G. Evans

   Papers Pages: 1237 - 1245

2. Eutectic solidification in the NaF-MgF₂ system

   • M. W. A. Bright
   • M. H. Lewis

   Papers Pages: 1246 - 1253

3. Some observations of grain-boundary sliding in aluminium bicrystals tested at constant strain rate and constant rate of stress increase

   • M. D. Halliday
   • C. J. Beevers

   Papers Pages: 1254 - 1260

4. Plastic flow and fracture of tantalum carbide and hafnium carbide at low temperatures

   • D. J. Rowcliffe
   • G. E. Hollox

   Papers Pages: 1261 - 1269

5. Hardness anisotropy, deformation mechanisms and brittle-to-ductile transition in carbide

   • D. J. Rowcliffe
   • G. E. Hollox

   Papers Pages: 1270 - 1276

6. Inherent flaw size and fracture energy of polystyrene

   • J. Murray
   • D. Hull

   Papers Pages: 1277 - 1285

7. The mechanical properties of an epoxy resin with a second phase dispersion

   • K. C. Radford

   Papers Pages: 1286 - 1291

8. Microstructural studies on silicon nitride

   • A. G. Evans
   • J. V. Sharp

   Papers Pages: 1292 - 1302

9. A mechanism of fatigue failure in nylon fibres

   • A. R. Bunsell
   • J. W. S. Hearle

   Papers Pages: 1303 - 1311

10. The crystallisation of cordierite glass

    • A. G. Gregory
    • T. J. Veasey

    Review Pages: 1312 - 1321

11. The distinction between ion damage and the early stages of carbide precipitation in nickel alloys

    • R. B. Scarlin
    • G. E. Hollox
    • J. W. Edington

    Letters Pages: 1322 - 1324

12. An observation of thermoelastic martensite inβ' phase Ag-Zn alloys

    • J. D. Ayers
    • C. P. Herring

    Letters Pages: 1325 - 1326

13. Crystallisation in vacuum evaporated germanium films

    • S. K. Sharma
    • O. P. Bahl

    Letters Pages: 1326 - 1328

14. Short notices

    • E. W. L.
    • D. M.

    BookReview Pages: 1328 - 1329